0,2

The structure is the same as A161330 but without the two central E-toothpicks. All terms are multiples of 6.

Table of n, a(n) for n=0..59.

N. J. A. Sloane, A single E-toothpick

N. J. A. Sloane, Catalog of Toothpick and Cellular Automata Sequences in the OEIS

Index entries for sequences related to toothpick sequences

a(n) = A161330(n+1) - 2 = 6*A161336(n).

Cf. A008588, A139250, A161328, A161330, A161336.

Sequence in context: A198682 A268925 A134107 * A176682 A226640 A067143

Adjacent sequences: A213357 A213358 A213359 * A213361 A213362 A213363

nonn

Omar E. Pol, Dec 16 2012

approved